196453820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{316861}}^1$

素因数の和:316901

約数の個数: 24

約数和(自身を含む): 425862528

約数和(自身を除く): 229408708

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 316861, 633722, 1267444, 1584305, 3168610, 6337220, 9822691, 19645382, 39290764, 49113455, 98226910, 196453820]

約数ペア:

[(1, 196453820), (2, 98226910), (4, 49113455), (5, 39290764), (10, 19645382), (20, 9822691), (31, 6337220), (62, 3168610), (124, 1584305), (155, 1267444), (310, 633722), (620, 316861)]